It is a plastic headed low whistle with an alloy body, just like the old Kerry but with the playability of a Kerry Pro and with much less air requirement, light as a feather and very, very sweet.

As moisture/clogging can be an issue with many players, the Kerry Optima, being a whistle with a plastic mouthpiece will not have these issues and will not need warming up to be in pitch.

The sound is easily changed from soft to loud without and perceived increase in breath giving a huge amount of control over any given piece. No more need of that great “lungful of air and off we go “, just very comfortable playing. If you are already a low whistler, you will find you have more air than you need and may need to take a lot less to achieve the same thing!

Kerry Optima low D is made ​​of aluminum with a plastic mouthpiece. Aluminum tunable body has the same structure as the low whistle Chieftain V3 . Match the relative movement of parts of the slides used for the cork accurate and some tuning . With plastic mouthpiece her need less air than its metal colleague , so whistle easier to breath . It is easily manageable , suitable for beginners